The Office of Human Resources is located in the Executive Office Building, 101 Monroe Street, 7th Floor Rockville, MD 20850. The Professional Learning & Organizational Development team is located at 27 Courthouse Square, Fourth Floor, Rockville, MD 20850. OHR is open Monday through Friday from 8:00 AM to 4:00 PM for walk-ins. There is public and meter parking near these buildings.